KR20210111251A - 나노결정 크기의 세륨-지르코늄 산화물 재료 및 이를 제조하는 방법 - Google Patents

나노결정 크기의 세륨-지르코늄 산화물 재료 및 이를 제조하는 방법 Download PDF

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KR20210111251A
KR20210111251A KR1020217020064A KR20217020064A KR20210111251A KR 20210111251 A KR20210111251 A KR 20210111251A KR 1020217020064 A KR1020217020064 A KR 1020217020064A KR 20217020064 A KR20217020064 A KR 20217020064A KR 20210111251 A KR20210111251 A KR 20210111251A
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zirconium
mixed oxide
oxide material
cerium
nanocrystal
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Korean (ko)
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아나톨리 보툰
데이비드 셰퍼드
진 초
밀라 보툰
윤쿠웨이 리
웨이 우
제프리 라샤펠
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패서픽 인더스트리얼 디벨럽먼트 코퍼레이션
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/006—Compounds containing zirconium, with or without oxygen or hydrogen, and containing two or more other elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • B01J35/0013—
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
    • B01J35/23—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a colloidal state
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • B01J35/45—Nanoparticles
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    • B01J35/613—10-100 m2/g
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    • B01J35/70—Catalysts, in general, characterised by their form or physical properties characterised by their crystalline properties, e.g. semi-crystalline
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    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027—Powdering
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01J37/03—Precipitation; Co-precipitation
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    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
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KR1020217020064A 2019-01-04 2019-12-31 나노결정 크기의 세륨-지르코늄 산화물 재료 및 이를 제조하는 방법 Pending KR20210111251A (ko)

Applications Claiming Priority (3)

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US201962788154P 2019-01-04 2019-01-04
US62/788,154 2019-01-04
PCT/US2019/069037 WO2020142472A1 (en) 2019-01-04 2019-12-31 Nanocrystal-sized cerium-zirconium oxide material and method of making the same

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US (1) US12129182B2 (https=)
EP (1) EP3877337A1 (https=)
JP (1) JP2022518113A (https=)
KR (1) KR20210111251A (https=)
CN (1) CN113260595B (https=)
WO (1) WO2020142472A1 (https=)

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CN115003628A (zh) * 2020-01-28 2022-09-02 太平洋工业发展公司 具有高氧迁移的基于铈-锆氧化物的氧离子导体(czoic)材料
WO2022137910A1 (ja) * 2020-12-24 2022-06-30 三井金属鉱業株式会社 複合酸化物及びその製造方法
WO2022172584A1 (ja) * 2021-02-09 2022-08-18 三井金属鉱業株式会社 複合酸化物及びその製造方法
CN114575966B (zh) * 2022-02-24 2023-03-28 中自环保科技股份有限公司 一种汽油机颗粒捕集催化器及其制备方法

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AU6876098A (en) * 1997-04-04 1998-10-30 Rhoda Inc Cerium oxides, zirconium oxides, ce/zr mixed oxides and ce/zr solid solutions having improved thermal stability and oxygen storage capacity
JP3265534B2 (ja) * 1999-01-18 2002-03-11 株式会社豊田中央研究所 排ガス浄化用触媒
JP3946982B2 (ja) * 2001-11-01 2007-07-18 ニッケイ・メル株式会社 ジルコニア・セリア基複合酸化物の製造方法
US7125536B2 (en) * 2004-02-06 2006-10-24 Millennium Inorganic Chemicals, Inc. Nano-structured particles with high thermal stability
FR2875149B1 (fr) 2004-09-15 2006-12-15 Rhodia Chimie Sa Procede de fabrication d'un filtre a particules catalyse et filtre ainsi obtenu
DK1991354T3 (da) * 2006-02-17 2020-03-16 Rhodia Recherches Et Tech Sammensætning på basis af zirconium-, cerium-, yttrium- og lanthanoxid og et yderligere sjældent jordartsmetals oxid, fremgangsmåde til fremstilling heraf og katalytisk anvendelse heraf
US20130108530A1 (en) * 2011-10-27 2013-05-02 Johnson Matthey Public Limited Company Process for producing ceria-zirconia-alumina composite oxides and applications thereof
US9156025B2 (en) 2012-11-21 2015-10-13 SDCmaterials, Inc. Three-way catalytic converter using nanoparticles
CN103191712B (zh) * 2013-04-03 2014-12-31 潮州三环（集团）股份有限公司 一种具有良好抗老化性能、高还原活性的氧化铈氧化锆基复合稀土氧化物及其制备方法
WO2015121248A1 (en) 2014-02-11 2015-08-20 Basf Se Process of treating diesel exhaust gas using ceria-zirconia-mixed oxide particles produced by pyrolysis
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GB201518996D0 (en) * 2015-10-27 2015-12-09 Magnesium Elektron Ltd Zirconia-based compositions for use as three-way catalysts
GB2545747A (en) 2015-12-24 2017-06-28 Johnson Matthey Plc Gasoline particulate filter
CN109963648B (zh) * 2016-04-26 2022-11-01 罗地亚经营管理公司 基于铈和锆的混合氧化物
JP7403458B2 (ja) * 2018-01-08 2023-12-22 パシフィック インダストリアル デベロップメント コーポレイション 酸素貯蔵材料の製造方法

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US12129182B2 (en) 2024-10-29
JP2022518113A (ja) 2022-03-14
WO2020142472A1 (en) 2020-07-09
CN113260595B (zh) 2024-04-16
EP3877337A1 (en) 2021-09-15
CN113260595A (zh) 2021-08-13
US20210300778A1 (en) 2021-09-30

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